2066440248 has 40 divisors (see below), whose sum is σ = 5787947880. Its totient is φ = 688813200.

The previous prime is 2066440237. The next prime is 2066440279. The reversal of 2066440248 is 8420446602.

It is a happy number.

2066440248 is a `hidden beast` number, since 2 + 0 + 6 + 644 + 0 + 2 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1593828 + ... + 1595123.

It is an arithmetic number, because the mean of its divisors is an integer number (144698697).

Almost surely, 2^2066440248 is an apocalyptic number.

It is an amenable number.

2066440248 is an abundant number, since it is smaller than the sum of its proper divisors (3721507632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2066440248 is a wasteful number, since it uses less digits than its factorization.

2066440248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188969 (or 3188956 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The square root of 2066440248 is about 45458.1153150898. The cubic root of 2066440248 is about 1273.7209262651.

The spelling of 2066440248 in words is "two billion, sixty-six million, four hundred forty thousand, two hundred forty-eight".